Subj : aarch64?
To   : Digital Man
From : deon
Date : Thu Oct 10 2024 03:20:19

  Re: aarch64?
  By: Digital Man to deon on Wed Oct 09 2024 12:07 pm

Howdy,

 > It's a huge change to SBBS to upgrade libmozjs, but it will happen. Sysops
 > have built and run sbbs (and libmozjs) on aarch64 (e.g. for a 64-bit Linux
 > on an rPi4) successfully, so it is possible to do it.

OK, keen to know who successfully runs an aarch64 build, and the instructions they used.

My build completed no problem, but soon as I start it, it core dumps.

(gdb) thread apply all bt

Thread 12 (Thread 0xffffd37fe1c0 (LWP 537) "sbbs/jsStatic"):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0xffffd800faa0) at ../sysdeps/nptl/futex-internal.h:186
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0xffffd800f910, cond=0xffffd800fa78) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0xffffd800fa78, mutex=0xffffd800f910) at pthread_cond_wait.c:638
#3  0x0000fffff64c6984 in PR_WaitCondVar () from /usr/lib/aarch64-linux-gnu/libnspr4.so
#4  0x0000fffff695c648 in ?? () from /usr/lib/libmozjs185.so.1.0
#5  0x0000ffffd3ffc418 in ?? ()
#6  0xf64cca1000000000 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 11 (Thread 0xfffff03a31c0 (LWP 536) "sbbs/jsRTtrig"):
#0  0x0000fffff6b68220 in __GI___clock_nanosleep (clock_id=<optimized out>, clock_id@entry=0, flags=flags@entry=0, req=0xfffff03a2980, rem=0xfffff03a2980) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:48
#1  0x0000fffff6b6db9c in __GI___nanosleep (requested_time=<optimized out>, remaining=<optimized out>) at nanosleep.c:27
#2  0x0000fffff6f0a750 in trigger_thread (args=0x0) at js_rtpool.c:24
#3  0x0000fffff6c45648 in start_thread (arg=0xfffff03a2ac0) at pthread_create.c:477
#4  0x0000fffff6b9bc9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:78

Thread 10 (Thread 0xffffd3fff1c0 (LWP 535) "sbbs/jsStatic"):
#0  0x0000fffff6987810 in js_GetClassPrototype(JSContext*, JSObject*, JSProtoKey, JSObject**, js::Class*) () from /usr/lib/libmozjs185.so.1.0
#1  0x0000fffff69543f4 in ?? () from /usr/lib/libmozjs185.so.1.0
#2  0x0000ffffd3ffc550 in ?? ()
Backtrace stopped: Cannot access memory at address 0xffffffff00000018

Does this describe anything useful that is fixable?


....лоеп

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